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Finding the Fourth Proportional to 29,598.91, 40,845.83 and 16,170.23

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Solution

The fourth proportional to 29,598.91, 40,845.83 and 16,170.23 is: 22,314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,598.91 : 40,845.83 = 16,170.23 : x
  2. Step 2: Convert to fraction form
    29,598.91/40,845.83 = 16,170.23/x
  3. Step 3: Cross multiply
    29,598.91x = 40,845.83 × 16,170.23
  4. Step 4: Simplify right side
    29,598.91x = 660,486,465.64
  5. Step 5: Solve for x
    x = 660,486,465.64/29,598.91
  6. Step 6: Final answer
    x = 22,314.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.